:root {
  --primary: #1565C0;
  --primary-dark: #0D47A1;
  --primary-light: #1976D2;
  --accent: #00ACC1;
  --accent-light: #E0F7FA;
  --teal: #00897B;
  --white: #ffffff;
  --off-white: #F8FAFC;
  --gray-50: #F1F5F9;
  --gray-100: #E2E8F0;
  --gray-300: #CBD5E1;
  --gray-500: #64748B;
  --gray-700: #334155;
  --gray-900: #0F172A;
  --success: #16A34A;
  --warning: #D97706;
  --danger: #DC2626;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
  --radius: 12px;
  --radius-lg: 20px;
  --font-heading: 'Georgia', 'Times New Roman', serif;
  --font-body: -apple-system, 'Segoe UI', system-ui, sans-serif;
  --transition: 0.22s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-body); color: var(--gray-900); background: var(--white); line-height: 1.7; -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; height: auto; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
button { cursor: pointer; border: none; font-family: inherit; }

/* STICKY HEADER */
#site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--gray-100);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 0 20px;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.logo {
  font-family: var(--font-heading);
  font-size: 1.25rem; font-weight: 700;
  color: var(--primary-dark);
  display: flex; align-items: center; gap: 8px;
  letter-spacing: -0.3px;
  text-decoration: none;
}
.logo:hover { text-decoration: none; }
.logo-icon {
  width: 34px; height: 34px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.logo-icon svg { width: 20px; height: 20px; fill: white; }
nav { display: flex; gap: 4px; align-items: center; }
nav a {
  color: var(--gray-700); font-size: 0.9rem; font-weight: 500;
  padding: 6px 12px; border-radius: 6px;
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}
nav a:hover { background: var(--gray-50); color: var(--primary); text-decoration: none; }
nav a.active { color: var(--primary); background: var(--accent-light); }
.btn-nav {
  background: var(--primary) !important; color: var(--white) !important;
  padding: 8px 16px !important; border-radius: 8px !important;
  font-weight: 600 !important; font-size: 0.875rem !important;
  transition: background var(--transition) !important;
}
.btn-nav:hover { background: var(--primary-dark) !important; }
.hamburger { display: none; background: none; border: none; padding: 4px; cursor: pointer; flex-direction: column; gap: 5px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--gray-700); border-radius: 2px; transition: var(--transition); }
@media (max-width: 800px) {
  .hamburger { display: flex; }
  nav { display: none; position: absolute; top: 64px; left: 0; right: 0; background: var(--white); flex-direction: column; padding: 16px; border-bottom: 1px solid var(--gray-100); box-shadow: var(--shadow-md); gap: 4px; z-index: 200; }
  nav.open { display: flex; }
  nav a { width: 100%; padding: 10px 14px !important; }
  .btn-nav { text-align: center; }
}

/* HERO */
.hero {
  background: linear-gradient(135deg, #0D47A1 0%, #1565C0 40%, #00ACC1 100%);
  color: white; padding: 80px 20px 90px;
  position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Ccircle cx='30' cy='30' r='20'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}
.hero-inner { max-width: 800px; margin: 0 auto; text-align: center; position: relative; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,0.18); border: 1px solid rgba(255,255,255,0.3);
  color: white; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.5px;
  padding: 5px 14px; border-radius: 30px; margin-bottom: 24px;
  text-transform: uppercase;
}
.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700; line-height: 1.2;
  margin-bottom: 20px; letter-spacing: -0.5px;
}
.hero p {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  opacity: 0.92; max-width: 620px; margin: 0 auto 36px;
}
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: white; color: var(--primary-dark);
  font-size: 1.05rem; font-weight: 700;
  padding: 16px 36px; border-radius: 50px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
  transition: transform var(--transition), box-shadow var(--transition);
  letter-spacing: -0.2px;
  text-decoration: none;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,0,0,0.25); text-decoration: none; color: var(--primary-dark); }
.btn-primary:active { transform: translateY(0); }
.trust-row {
  display: flex; flex-wrap: wrap; gap: 12px 24px;
  justify-content: center; margin-top: 40px;
}
.trust-item {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.9rem; opacity: 0.93; font-weight: 500;
}
.trust-item::before { content: '✓'; font-weight: 800; color: #A5F3FC; font-size: 1rem; }

/* MAIN CONTENT */
main { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ARTICLE */
.article-section { padding: 60px 0; }
.article-section h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--primary-dark); margin-bottom: 20px;
  line-height: 1.3;
}
.article-section h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem; color: var(--gray-900);
  margin: 28px 0 12px;
}
.article-section p { margin-bottom: 18px; color: var(--gray-700); font-size: 1.02rem; }
.article-section ul { margin: 0 0 18px 24px; }
.article-section li { margin-bottom: 8px; color: var(--gray-700); }
.article-layout { display: grid; grid-template-columns: 1fr 300px; gap: 48px; }
@media (max-width: 900px) { .article-layout { grid-template-columns: 1fr; } }
.sidebar-ad {
  position: sticky; top: 80px; align-self: start;
  background: var(--gray-50); border: 1px dashed var(--gray-300);
  padding: 20px; border-radius: var(--radius);
  text-align: center; font-size: 0.75rem; color: var(--gray-500);
  min-height: 250px; display: flex; align-items: center; justify-content: center;
}
@media (max-width: 900px) { .sidebar-ad { position: static; } }

/* IN-CONTENT CTA */
.in-content-cta {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  border-radius: var(--radius-lg); padding: 40px 36px;
  text-align: center; color: white; margin: 40px 0;
}
.in-content-cta h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem; margin-bottom: 12px; color: white;
}
.in-content-cta p { opacity: 0.9; margin-bottom: 24px; }
.btn-white {
  display: inline-flex; align-items: center; gap: 8px;
  background: white; color: var(--primary-dark);
  font-size: 1rem; font-weight: 700;
  padding: 14px 32px; border-radius: 50px;
  transition: transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  text-decoration: none;
}
.btn-white:hover { transform: translateY(-2px); text-decoration: none; color: var(--primary-dark); }

/* IN-CONTENT AD */
.in-content-ad {
  background: var(--gray-50); border: 1px dashed var(--gray-300);
  padding: 24px; border-radius: var(--radius);
  text-align: center; font-size: 0.75rem; color: var(--gray-500);
  margin: 36px 0; min-height: 100px; display: flex; align-items: center; justify-content: center;
}

/* FAQ */
.faq-section { padding: 60px 20px; background: var(--gray-50); margin: 0 -20px; }
.faq-inner { max-width: 1200px; margin: 0 auto; }
.section-label { font-size: 0.8rem; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; color: var(--accent); margin-bottom: 10px; }
.section-title { font-family: var(--font-heading); font-size: clamp(1.6rem, 3vw, 2.2rem); color: var(--primary-dark); margin-bottom: 12px; }
.section-subtitle { color: var(--gray-500); font-size: 1.05rem; margin-bottom: 40px; max-width: 600px; }
.faq-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(500px, 1fr)); gap: 16px; }
@media (max-width: 600px) { .faq-grid { grid-template-columns: 1fr; } }
.faq-item {
  background: white; border: 1px solid var(--gray-100);
  border-radius: var(--radius); overflow: hidden;
  transition: box-shadow var(--transition);
}
.faq-item:hover { box-shadow: var(--shadow-md); }
.faq-question {
  width: 100%; text-align: left; padding: 18px 20px;
  font-weight: 600; font-size: 0.97rem; color: var(--gray-900);
  background: none; border: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  font-family: inherit;
}
.faq-icon { width: 24px; height: 24px; background: var(--gray-100); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 1.1rem; font-weight: 700; color: var(--primary); transition: var(--transition); }
.faq-answer { padding: 0 20px; max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.3s ease; }
.faq-answer p { color: var(--gray-700); padding-bottom: 18px; font-size: 0.95rem; }
.faq-item.open .faq-answer { max-height: 400px; }
.faq-item.open .faq-icon { background: var(--primary); color: white; transform: rotate(45deg); }

/* RELATED ARTICLES */
.related-section { padding: 60px 0; }
.articles-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; margin-top: 36px; }
.article-card {
  background: white; border-radius: var(--radius); border: 1px solid var(--gray-100);
  overflow: hidden; transition: box-shadow var(--transition), transform var(--transition);
  text-decoration: none; display: block;
}
.article-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); text-decoration: none; }
.article-card-img { height: 140px; background: linear-gradient(135deg, var(--primary-light), var(--accent)); display: flex; align-items: center; justify-content: center; font-size: 2.5rem; }
.article-card-body { padding: 18px; }
.article-card-tag { font-size: 0.75rem; font-weight: 700; color: var(--accent); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; }
.article-card-title { font-weight: 700; color: var(--gray-900); font-size: 0.97rem; line-height: 1.4; margin-bottom: 8px; }
.article-card-desc { font-size: 0.85rem; color: var(--gray-500); line-height: 1.5; }

/* FOOTER */
footer { background: var(--gray-900); color: var(--gray-300); padding: 48px 20px 24px; }
.footer-inner { max-width: 1200px; margin: 0 auto; }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
@media (max-width: 700px) { .footer-top { grid-template-columns: 1fr; gap: 28px; } }
.footer-brand .logo { color: white; margin-bottom: 14px; font-size: 1.1rem; }
.footer-brand p { font-size: 0.87rem; line-height: 1.65; opacity: 0.7; }
.footer-links h4 { color: white; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 14px; font-weight: 700; }
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 8px; }
.footer-links a { color: var(--gray-300); font-size: 0.87rem; transition: color var(--transition); opacity: 0.8; }
.footer-links a:hover { color: white; opacity: 1; }
.footer-divider { border: none; border-top: 1px solid rgba(255,255,255,0.1); margin-bottom: 20px; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; font-size: 0.8rem; opacity: 0.6; }
.footer-disclaimer { font-size: 0.78rem; opacity: 0.55; line-height: 1.55; margin-top: 16px; }

/* STICKY FOOTER AD */
.sticky-footer-ad {
  position: sticky; bottom: 0; z-index: 90;
  background: var(--gray-50); border-top: 1px solid var(--gray-200);
  padding: 8px; text-align: center; font-size: 0.75rem; color: var(--gray-500);
  display: flex; align-items: center; justify-content: center; min-height: 60px;
}

/* QUIZ STYLES */
.quiz-wrapper { max-width: 780px; margin: 0 auto; padding: 40px 20px 60px; }
.quiz-header { text-align: center; margin-bottom: 32px; }
.quiz-header h2 { font-family: var(--font-heading); font-size: 1.75rem; color: var(--primary-dark); margin-bottom: 8px; }
.quiz-header p { color: var(--gray-500); }
.progress-container { background: white; border-radius: var(--radius); padding: 20px 24px; margin-bottom: 24px; box-shadow: var(--shadow-sm); }
.progress-meta { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.progress-label { font-weight: 700; color: var(--primary); font-size: 0.9rem; }
.progress-step { font-size: 0.85rem; color: var(--gray-500); }
.progress-bar-track { height: 8px; background: var(--gray-100); border-radius: 4px; overflow: hidden; }
.progress-bar-fill { height: 100%; background: linear-gradient(90deg, var(--primary), var(--accent)); border-radius: 4px; transition: width 0.5s ease; }
.quiz-card { background: white; border-radius: var(--radius-lg); padding: 32px 28px; box-shadow: var(--shadow-md); margin-bottom: 20px; }
.question-block { margin-bottom: 28px; padding-bottom: 28px; border-bottom: 1px solid var(--gray-100); }
.question-block:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
.question-num { font-size: 0.78rem; font-weight: 700; color: var(--accent); letter-spacing: 1px; text-transform: uppercase; margin-bottom: 8px; }
.question-text { font-size: 1.05rem; font-weight: 600; color: var(--gray-900); margin-bottom: 16px; line-height: 1.45; }
.options-grid { display: flex; flex-direction: column; gap: 8px; }
.option-label {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; border-radius: 10px;
  border: 2px solid var(--gray-100); cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  font-size: 0.95rem; color: var(--gray-700);
}
.option-label:hover { border-color: var(--primary-light); background: #EFF6FF; }
.option-label input[type="radio"] { display: none; }
.option-label.selected { border-color: var(--primary); background: #EFF6FF; color: var(--primary-dark); font-weight: 600; }
.option-dot { width: 18px; height: 18px; border: 2px solid var(--gray-300); border-radius: 50%; flex-shrink: 0; transition: var(--transition); display: flex; align-items: center; justify-content: center; }
.option-label.selected .option-dot { border-color: var(--primary); background: var(--primary); }
.option-label.selected .option-dot::after { content: ''; width: 8px; height: 8px; background: white; border-radius: 50%; display: block; }
.quiz-nav { display: flex; justify-content: space-between; align-items: center; margin-top: 24px; }
.btn-quiz-back { background: none; border: 2px solid var(--gray-300); color: var(--gray-500); font-weight: 600; padding: 12px 24px; border-radius: 10px; font-size: 0.95rem; transition: var(--transition); }
.btn-quiz-back:hover { border-color: var(--gray-500); color: var(--gray-700); }
.btn-quiz-next { background: var(--primary); color: white; font-weight: 700; padding: 14px 32px; border-radius: 10px; font-size: 1rem; transition: background var(--transition), transform var(--transition); box-shadow: 0 4px 12px rgba(21,101,192,0.3); }
.btn-quiz-next:hover { background: var(--primary-dark); transform: translateY(-1px); }
.btn-quiz-next:disabled { background: var(--gray-300); cursor: not-allowed; transform: none; box-shadow: none; }
.quiz-disclaimer { background: var(--gray-50); border-radius: var(--radius); padding: 14px 18px; font-size: 0.8rem; color: var(--gray-500); margin-top: 20px; line-height: 1.5; border-left: 3px solid var(--gray-300); }
.quiz-article { background: white; border-radius: var(--radius-lg); padding: 32px 28px; margin-top: 32px; box-shadow: var(--shadow-sm); }
.quiz-article h3 { font-family: var(--font-heading); font-size: 1.3rem; color: var(--primary-dark); margin-bottom: 16px; }
.quiz-article p { color: var(--gray-700); font-size: 0.97rem; margin-bottom: 14px; }
.quiz-article ul { margin: 0 0 16px 24px; }
.quiz-article li { color: var(--gray-700); margin-bottom: 8px; font-size: 0.95rem; }
.quiz-inline-ad {
  background: var(--gray-50); border: 1px dashed var(--gray-300);
  border-radius: var(--radius); padding: 16px;
  text-align: center; font-size: 0.75rem; color: var(--gray-500);
  margin: 4px 0; min-height: 90px;
  display: flex; align-items: center; justify-content: center; width: 100%;
}
.quiz-after-card-ad {
  background: var(--gray-50); border: 1px dashed var(--gray-300);
  border-radius: var(--radius); padding: 16px;
  text-align: center; font-size: 0.75rem; color: var(--gray-500);
  margin: 20px 0; min-height: 90px;
  display: flex; align-items: center; justify-content: center; width: 100%;
}

/* RESULT PAGE */
.result-wrapper { max-width: 860px; margin: 0 auto; padding: 40px 20px 60px; }
.result-card { background: white; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); margin-bottom: 32px; }
.result-header { padding: 40px 36px; text-align: center; color: white; }
.result-header.low { background: linear-gradient(135deg, #16A34A, #22C55E); }
.result-header.moderate { background: linear-gradient(135deg, #D97706, #F59E0B); }
.result-header.higher { background: linear-gradient(135deg, #DC2626, #F87171); }
.result-icon { font-size: 3rem; margin-bottom: 12px; }
.result-level { font-size: 0.85rem; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; opacity: 0.9; margin-bottom: 8px; }
.result-title { font-family: var(--font-heading); font-size: 2rem; margin-bottom: 16px; }
.result-score-badge { display: inline-block; background: rgba(255,255,255,0.25); border: 2px solid rgba(255,255,255,0.5); border-radius: 30px; padding: 6px 20px; font-weight: 700; font-size: 1rem; }
.result-body { padding: 36px; }
.result-summary { font-size: 1.05rem; color: var(--gray-700); margin-bottom: 28px; line-height: 1.75; }
.result-disclaimer { background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 16px 20px; font-size: 0.83rem; color: var(--gray-600); margin-bottom: 28px; line-height: 1.6; }
.result-disclaimer strong { color: var(--gray-900); }
.recommendations { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 16px; margin-bottom: 28px; }
.rec-card { background: var(--gray-50); border-radius: var(--radius); padding: 20px; border-top: 3px solid var(--primary); }
.rec-icon { font-size: 1.5rem; margin-bottom: 10px; }
.rec-title { font-weight: 700; color: var(--gray-900); font-size: 0.97rem; margin-bottom: 6px; }
.rec-text { font-size: 0.875rem; color: var(--gray-600); line-height: 1.55; }
.btn-retake { display: inline-flex; align-items: center; gap: 8px; background: var(--primary); color: white; font-weight: 700; padding: 14px 32px; border-radius: 50px; font-size: 1rem; transition: background var(--transition), transform var(--transition); box-shadow: 0 4px 16px rgba(21,101,192,0.3); text-decoration: none; }
.btn-retake:hover { background: var(--primary-dark); transform: translateY(-2px); text-decoration: none; color: white; }

/* TRANSITION SCREEN */
#transition-screen {
  display: none; position: fixed; inset: 0;
  background: linear-gradient(135deg, var(--primary-dark), var(--accent));
  z-index: 999; align-items: center; justify-content: center; flex-direction: column;
  color: white; text-align: center; padding: 20px;
}
#transition-screen.show { display: flex; }
.spinner {
  width: 56px; height: 56px; border: 4px solid rgba(255,255,255,0.3);
  border-top-color: white; border-radius: 50%;
  animation: spin 0.9s linear infinite; margin-bottom: 24px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.transition-text { font-size: 1.3rem; font-weight: 600; opacity: 0.95; font-family: var(--font-heading); }
.transition-dots span { display: inline-block; animation: blink 1.2s infinite; }
.transition-dots span:nth-child(2) { animation-delay: 0.2s; }
.transition-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes blink { 0%, 80%, 100% { opacity: 0; } 40% { opacity: 1; } }

@keyframes fadeInUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
.fade-in { animation: fadeInUp 0.5s ease both; }

/* QUIZ PAGE BACKGROUND */
.quiz-page-bg { background: var(--gray-50); min-height: 100vh; }

/* ===== SINGLE QUESTION PAGE STYLES ===== */
.sq-page { background: var(--gray-50); min-height: 100vh; }
.sq-wrapper { max-width: 680px; margin: 0 auto; padding: 40px 20px 80px; }

/* Step indicator bubbles */
.step-bubbles {
  display: flex; align-items: center; justify-content: center;
  gap: 0; margin-bottom: 32px; overflow-x: auto;
  padding: 4px 0;
}
.bubble {
  width: 32px; height: 32px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem; font-weight: 700; flex-shrink: 0;
  border: 2px solid var(--gray-300); background: white; color: var(--gray-400);
  transition: var(--transition); position: relative; z-index: 1;
}
.bubble.done { background: var(--primary); border-color: var(--primary); color: white; }
.bubble.current { background: var(--primary-dark); border-color: var(--primary-dark); color: white; box-shadow: 0 0 0 3px rgba(21,101,192,0.2); }
.bubble-line { flex: 1; height: 2px; background: var(--gray-200); max-width: 20px; flex-shrink: 0; }
.bubble-line.done { background: var(--primary); }

/* Progress bar */
.sq-progress { margin-bottom: 28px; }
.sq-progress-meta { display: flex; justify-content: space-between; margin-bottom: 8px; font-size: 0.82rem; }
.sq-progress-label { font-weight: 700; color: var(--primary); }
.sq-progress-pct { color: var(--gray-500); }
.sq-progress-track { height: 6px; background: var(--gray-200); border-radius: 3px; overflow: hidden; }
.sq-progress-fill { height: 100%; background: linear-gradient(90deg, var(--primary), var(--accent)); border-radius: 3px; transition: width 0.5s ease; }

/* Question card */
.sq-card {
  background: white; border-radius: var(--radius-lg);
  padding: 36px 32px; box-shadow: var(--shadow-md);
  margin-bottom: 20px;
}
@media (max-width: 500px) { .sq-card { padding: 24px 18px; } }
.sq-q-label {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--accent-light); color: var(--teal);
  font-size: 0.75rem; font-weight: 700; letter-spacing: 1px;
  text-transform: uppercase; padding: 4px 12px; border-radius: 20px;
  margin-bottom: 18px;
}
.sq-question {
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 3vw, 1.35rem);
  font-weight: 700; color: var(--gray-900);
  line-height: 1.4; margin-bottom: 28px;
}

/* Options */
.sq-options { display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; }
.sq-option {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 18px; border-radius: 12px;
  border: 2px solid var(--gray-100); cursor: pointer;
  transition: border-color 0.18s, background 0.18s, transform 0.18s;
  font-size: 0.97rem; color: var(--gray-700);
  position: relative;
}
.sq-option:hover { border-color: var(--primary-light); background: #EFF6FF; transform: translateX(3px); }
.sq-option input[type="radio"] { display: none; }
.sq-dot {
  width: 20px; height: 20px; border: 2px solid var(--gray-300);
  border-radius: 50%; flex-shrink: 0; transition: var(--transition);
  display: flex; align-items: center; justify-content: center;
}
.sq-option.selected { border-color: var(--primary); background: #EFF6FF; color: var(--primary-dark); font-weight: 600; transform: translateX(3px); }
.sq-option.selected .sq-dot { border-color: var(--primary); background: var(--primary); }
.sq-option.selected .sq-dot::after { content: ''; width: 8px; height: 8px; background: white; border-radius: 50%; display: block; }

/* Navigation */
.sq-nav {
  display: flex; justify-content: space-between; align-items: center;
  gap: 12px; margin-top: 8px;
}
.sq-back {
  display: inline-flex; align-items: center; gap: 6px;
  background: none; border: 2px solid var(--gray-300);
  color: var(--gray-500); font-weight: 600;
  padding: 13px 24px; border-radius: 10px; font-size: 0.95rem;
  transition: var(--transition); text-decoration: none;
}
.sq-back:hover { border-color: var(--gray-500); color: var(--gray-700); text-decoration: none; }
.sq-next {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--primary); color: white; font-weight: 700;
  padding: 14px 32px; border-radius: 10px; font-size: 1rem;
  border: none; cursor: pointer;
  transition: background var(--transition), transform var(--transition), opacity var(--transition);
  box-shadow: 0 4px 12px rgba(21,101,192,0.3);
}
.sq-next:hover:not(:disabled) { background: var(--primary-dark); transform: translateY(-1px); }
.sq-next:disabled { opacity: 0.45; cursor: not-allowed; transform: none; box-shadow: none; }
.sq-next.ready { animation: pulse-btn 0.4s ease; }
@keyframes pulse-btn { 0%,100%{transform:scale(1)} 50%{transform:scale(1.03)} }

/* Ad slots */
.sq-ad-inline {
  background: var(--gray-50); border: 1px dashed var(--gray-300);
  border-radius: var(--radius); padding: 12px;
  text-align: center; font-size: 0.75rem; color: var(--gray-500);
  margin: 20px 0; min-height: 90px;
  display: flex; align-items: center; justify-content: center;
}
.sq-ad-below {
  background: var(--gray-50); border: 1px dashed var(--gray-300);
  border-radius: var(--radius); padding: 16px;
  text-align: center; font-size: 0.75rem; color: var(--gray-500);
  margin: 20px 0; min-height: 100px;
  display: flex; align-items: center; justify-content: center;
}

/* Tip card */
.sq-tip {
  background: white; border-radius: var(--radius-lg);
  padding: 28px; box-shadow: var(--shadow-sm);
  margin-top: 24px; border-left: 4px solid var(--accent);
}
.sq-tip-label {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 1px;
  text-transform: uppercase; color: var(--accent); margin-bottom: 10px;
}
.sq-tip h4 { font-family: var(--font-heading); font-size: 1.05rem; color: var(--primary-dark); margin-bottom: 8px; }
.sq-tip p { font-size: 0.9rem; color: var(--gray-600); line-height: 1.6; margin: 0; }

/* Transition overlay */
#sq-transition {
  display: none; position: fixed; inset: 0;
  background: linear-gradient(135deg, var(--primary-dark), var(--accent));
  z-index: 999; align-items: center; justify-content: center;
  flex-direction: column; color: white; text-align: center; padding: 20px;
}
#sq-transition.show { display: flex; }
.sq-spinner {
  width: 48px; height: 48px; border: 4px solid rgba(255,255,255,0.3);
  border-top-color: white; border-radius: 50%;
  animation: spin 0.8s linear infinite; margin-bottom: 20px;
}
.sq-trans-text { font-size: 1.1rem; font-weight: 600; font-family: var(--font-heading); }